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분수: 분모 2자리 덧셈3분수1

1
31 13
+
30 13
=
61 13
2
30 63
+
62 63
=
92 63
3
62 22
+
23 22
=
85 22
4
23 72
+
45 72
=
68 72
23
+
45
=
17 18
5
45 47
+
32 47
=
77 47
6
32 98
+
23 98
=
55 98
7
23 55
+
73 55
=
96 55
8
73 28
+
46 28
=
119 28
73
+
46
=
17 4
9
46 16
+
15 16
=
61 16
10
15 80
+
10 80
=
25 80
15
+
10
=
5 16
11
10 61
+
63 61
=
73 61
12
63 46
+
84 46
=
147 46
13
84 86
+
37 86
=
121 86
14
37 31
+
10 31
=
47 31
15
10 81
+
95 81
=
105 81
10
+
95
=
35 27